Fires in southern Russia continue to churn out thick smoke, which is drifting hundreds of miles to the south and east. This combination image is made of a MODIS image from the Terra satellite (left) and MODIS image from the Aqua satellite (right) a few hours later on May 19, 2003. Active fires are marked with red dots. The fires are burning on either side of Like Baikal, in the upper left quadrant of the image, and smoke spills over Mongolia (below, left) and China (below, right). A few fires are burning in northern China. Sensor: Terra/MODIS. Data Start Date: 5/19/03. Data End Date: 5/19/03.